Finding the Fourth Proportional to 129,765.06, 194,630.75 and 41,027.52
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Solution
The fourth proportional to 129,765.06, 194,630.75 and 41,027.52 is: 61,535.96
Step by Step Solution
- Step 1: Write the proportion equation
129,765.06 : 194,630.75 = 41,027.52 : x - Step 2: Convert to fraction form
129,765.06/194,630.75 = 41,027.52/x - Step 3: Cross multiply
129,765.06x = 194,630.75 × 41,027.52 - Step 4: Simplify right side
129,765.06x = 7,985,216,988.24 - Step 5: Solve for x
x = 7,985,216,988.24/129,765.06 - Step 6: Final answer
x = 61,535.96
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.